main {

    overflow: hidden;
    height: 100%;
    display: flex;
    justify-content: space-between;

    flex-direction: column;


    #adv-tit {
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        height: 5%;
        background-color: rgba(63, 63, 63, 0.3);
        text-align: center;
        font-size: 18px;
    }



    #adv-bg {

        position: relative;
        flex: 1;
        display: flex;
        background: url(../img/advertisement-bg.jpg) no-repeat;
        background-size: auto 100%;
        background-position: 50% 0;
        justify-content: flex-end;

        .adv-skip {
            margin-top: 10px;
            margin-right: 10px;


            font-size: 14px;
            height: 4%;
            background-color: #fff;
            display: flex;
            justify-content: center;
            align-items: center;
            width: 22%;
            border-radius: 20px;

            .a-time {
                display: flex;
                width: 40%;
                height: 100%;
                border-radius: 40%;
                justify-content: center;
                align-items: center;

            }

            div {
                height: 70%;
                width: 1px;
                background-color: #ccc;

            }

            .a-skip {
                display: flex;
                justify-content: center;
                align-items: center;
                height: 100%;
                flex: 1;
            }
        }

    }


    .hold-on {
        width: 100%;
        position: absolute;
        font-size: 0;
        // bottom: 0;
        opacity: 0;
        color: #fff;
        font-size: 40px;
        text-align: center;
        animation: skip 2s ease  1 forwards;
    }


    @keyframes skip {

        0% {
            opacity: 0;
            font-size: 0px;
            bottom: 45%;
        }

        25% {
            bottom: 47%;
        }


        66% {
            bottom: 18%;
        }

 
        99% {
            font-size: 40px;
            bottom: 20%;
            opacity: 1;
        }

        100% {
            font-size: 40px;
            bottom: 20%;
            opacity: 1;
        }

    }


}